Finance Receivables - Contractual Maturities of Finance Receivables (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items]
2024	$ 2,180,764
2025	1,283,523
2026	1,455,856
2027	1,555,622
2028	1,118,108
Thereafter	286,358
Total	7,880,231	$ 7,497,149
United States
Accounts, Notes, Loans and Financing Receivable [Line Items]
2024	2,103,636
2025	1,249,110
2026	1,418,130
2027	1,514,263
2028	1,103,316
Thereafter	286,358
Total	7,674,813
Canada
Accounts, Notes, Loans and Financing Receivable [Line Items]
2024	77,128
2025	34,413
2026	37,726
2027	41,359
2028	14,792
Thereafter	0
Total	$ 205,418